RT - journal article SR - Electronic T1 - SP - 2021-04-27 DO - 10.47360/1995-4484-2020-456-462 A1 - , A1 - , A1 - , A1 - , A1 - , A1 - , YR - 2021 UL - https://covid19.neicon.ru/publication/2670 AB -